Richter RMA-B Series (ASME) - Manual (Page 2)

Series RMA-B close-coupled design Page 2
9475-055-en Revision 14
TM 8256 Edition 06/2011
List of Contents
List of Contents ........................................ 2
Relevant documents ................................. 3
1 Technical data ...................................... 3
1.1 Tightening torques ....................................... 4
1.2 Type plate, dry-running, ATEX and housing
markings ...................................................... 4
1.3 Spareparts ................................................... 4
2 Safety .................................................... 5
2.1 Intended use ................................................ 5
2.2 Notes on safety for the customer / operator 6
2.3 Notes on safety for maintenance ................ 6
2.4 Conversion work and production of spare
parts by the customer .................................. 6
2.5 Improper operation ...................................... 6
2.6 Special requirements for explosion protection
................................................................. 6
2.6.1 Filling the unit .................................................. 6
2.6.2 Special operating conditions ............................ 7
2.6.3 Chargeable liquids ........................................... 7
2.6.4 Identification .................................................... 7
2.6.5 Check of the direction of rotation ..................... 7
2.6.6 Mode of operation of the pump ........................ 7
2.6.7 Temperature limits ........................................... 8
2.6.8 Maintenance .................................................... 8
2.6.9 Electric peripheral equipment .......................... 8
3 Transport, storage and disposal ........ 9
3.1 Return consignments .................................. 9
3.2 Disposal ....................................................... 9
4 Product description ........................... 10
5 Installation .......................................... 11
5.1 Safety regulations ...................................... 11
5.2 Installation of pump/unit ............................ 11
5.3 Alignment of pump - motor ........................ 11
5.4 Piping......................................................... 11
5.4.1 Nominal size .................................................. 11
5.4.2 Nozzle loads .................................................. 11
5.4.3 Suction line .................................................... 12
5.4.4 Supply lines ................................................... 12
5.4.5 Discharge line ................................................ 12
5.4.6 Venting and evacuating ................................. 12
5.5 Pipe fittings ................................................ 12
5.6 Monitoring facilities .................................... 12
5.7 Drive .......................................................... 13
5.8 Electric connection .................................... 13
6 Commissioning/Shutdown ................ 14
6.1 Initial commissioning ................................. 14
6.1.1 Filling the pump housing ............................... 14
6.1.2 Start-up ......................................................... 14
6.2 Operating limits ......................................... 14
6.2.1 Abrasive media ............................................. 14
6.2.2 Min./max. flow rate ........................................ 14
6.3 Shutdown .................................................. 15
6.4 Restarting .................................................. 15
6.5 Improper operations and their consequences
(examples) ................................................ 15
7 Maintenance ....................................... 16
7.1 Safety-relevant screw fittings .................... 16
7.2 Motor ......................................................... 16
7.3 Cleaning .................................................... 16
7.4 Stand-by pumps ........................................ 16
7.5 Notes on dismantling ................................ 16
7.5.1 Protective clothing ........................................ 16
7.5.2 Magnetic fields .............................................. 16
7.5.3 Changing the motor ...................................... 16
7.6 Dismantling ............................................... 17
7.6.1 Removing adapter ....................................... 17
7.6.2 Dismantling motor, adapter and drive magnet
assembly ...................................................... 17
7.6.3 Dismantling slide-in unit ................................ 17
7.6.4 Dismantling housing/shaft spider .................. 17
7.7 Notes on assembly ................................... 18
7.7.1 Table for target dimension Z ......................... 18
7.8 Assembly ................................................... 19
7.8.1 Assembly of housing / shaft spider ................ 19
7.8.2 Assembly of slide-in unit ............................... 19
7.8.3 Assembly of drive unit ................................... 19
7.8.4 Final assembly .............................................. 20
7.9 Tests ......................................................... 20
8 Malfunctions ....................................... 21
9 Sectional drawing .............................. 22
9.1 Legend ...................................................... 22
9.2 RMA-B close-coupled design .................... 23
10 Assembly aids .................................... 24
10.1 Boring template for housing drain ............. 24
10.2 Pull-off device for plain bearing bushes .... 24
10.3 Dismantling device impeller-inner magnet
assembly ................................................... 24